S-94640A720 3/4"-16 Weld Nuts

Key Features & Benefits at a Glance

• Enhanced Weld Integrity: Precision-engineered for 1-1/2" tube OD with 0.095" wall thickness, ensuring optimal fit and superior weld strength in tube assemblies.
• Superior Thread Reliability: Class 2B thread fit with UNF fine threading provides consistent engagement and resistance to vibration loosening in high-stress applications.
• Robust Material Performance: Constructed from durable 4130 alloy steel, offering excellent strength-to-weight ratio and fatigue resistance for demanding industrial environments.
• Streamlined Installation: Fully threaded right-hand design allows for quick, straightforward assembly and precise torque control during installation.
• Regulatory Compliance Assurance: Fully compliant with RoHS 3 and REACH standards, meeting stringent environmental and safety regulations for global industrial use.
• Optimized for Heavy-Duty Applications: Fine thread spacing and inch system measurement ensure reliable performance in mechanical systems requiring precise tube end connections.

Professional Applications & Engineering Value

This 3/4"-16 UNF tube end weld nut addresses critical challenges in industrial fluid systems and structural frameworks where tube connections must withstand vibration, pressure variations, and mechanical stress. The 4130 alloy steel construction provides exceptional durability against corrosion and fatigue, while the Class 2B thread fit maintains precise tolerances for leak-free performance in hydraulic, pneumatic, and process piping applications. Engineered specifically for 1-1/2" OD tubing with 0.095" wall thickness, it eliminates compatibility issues and reduces assembly time in heavy-duty welding applications. The fully threaded right-hand UNF fine thread design ensures secure fastening in confined spaces, making it ideal for aerospace, automotive, and industrial machinery where reliability under dynamic loads is paramount.

Specification Summary & Compliance

This tube end weld nut features 3/4"-16 UNF fine threads with Class 2B thread fit per unified thread standards, ensuring dimensional accuracy and interchangeability. Manufactured from 4130 alloy steel with full threading and right-hand direction, it is designed for 1-1/2" tube OD and 0.095" wall thickness applications. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) regulations, meeting environmental and safety requirements for industrial components.